Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils

ABSTRACT Soil saturated hydraulic conductivity (Ksat) and steady-state infiltration rate (SSIR) are essential and necessary soil properties for different geoscience applications. Values of these hydraulic properties for the Brazilian territory are difficult to access and are dispersed in research ef...

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Main Authors: Marta Vasconcelos Ottoni, Wenceslau Geraldes Teixeira, Aline Mari Huf dos Reis, Letícia Guimarães Pimentel, Luciana Rodrigues Souza, Jackson Adriano Albuquerque, Valdinar Ferreira Melo, Karina Maria Vieira Cavalieri-Polizeli, José Miguel Reichert, João Herbert Moreira Viana, Ademir Fontana, Lucas de Castro Medrado, Glenio Guimarães Santos, Luís Gustavo Henriques do Amaral, Lúcia Helena Cunha dos Anjos, José Coelho de Araújo Filho, Silvio Barge Bhering, Gabrielle Fernandes de Brito, Pedro Gomes de Campos do Valle, Pablo Nieto Campos, Adriana Monteiro da Costa, Jean Dalmo de Oliveira Marques, Alba Leonor da Silva Martins, Michele Bruna de Souza do Nascimento, Norberto Cornejo Noronha, Ricardo Duarte de Oliveira, Jeane Cruz Portela, Milson Evaldo Serafim, Marlen Barros e Silva, Sueli Rodrigues, Wilk Sampaio de Almeida, Margareth Lopes de Moraes, Nilton Curi
Format: Article
Language:English
Published: Sociedade Brasileira de Ciência do Solo 2025-02-01
Series:Revista Brasileira de Ciência do Solo
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Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832025000100600&lng=en&tlng=en
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author Marta Vasconcelos Ottoni
Wenceslau Geraldes Teixeira
Aline Mari Huf dos Reis
Letícia Guimarães Pimentel
Luciana Rodrigues Souza
Jackson Adriano Albuquerque
Valdinar Ferreira Melo
Karina Maria Vieira Cavalieri-Polizeli
José Miguel Reichert
João Herbert Moreira Viana
Ademir Fontana
Lucas de Castro Medrado
Glenio Guimarães Santos
Luís Gustavo Henriques do Amaral
Lúcia Helena Cunha dos Anjos
José Coelho de Araújo Filho
Silvio Barge Bhering
Gabrielle Fernandes de Brito
Pedro Gomes de Campos do Valle
Pablo Nieto Campos
Adriana Monteiro da Costa
Jean Dalmo de Oliveira Marques
Alba Leonor da Silva Martins
Michele Bruna de Souza do Nascimento
Norberto Cornejo Noronha
Ricardo Duarte de Oliveira
Jeane Cruz Portela
Milson Evaldo Serafim
Marlen Barros e Silva
Sueli Rodrigues
Wilk Sampaio de Almeida
Margareth Lopes de Moraes
Nilton Curi
author_facet Marta Vasconcelos Ottoni
Wenceslau Geraldes Teixeira
Aline Mari Huf dos Reis
Letícia Guimarães Pimentel
Luciana Rodrigues Souza
Jackson Adriano Albuquerque
Valdinar Ferreira Melo
Karina Maria Vieira Cavalieri-Polizeli
José Miguel Reichert
João Herbert Moreira Viana
Ademir Fontana
Lucas de Castro Medrado
Glenio Guimarães Santos
Luís Gustavo Henriques do Amaral
Lúcia Helena Cunha dos Anjos
José Coelho de Araújo Filho
Silvio Barge Bhering
Gabrielle Fernandes de Brito
Pedro Gomes de Campos do Valle
Pablo Nieto Campos
Adriana Monteiro da Costa
Jean Dalmo de Oliveira Marques
Alba Leonor da Silva Martins
Michele Bruna de Souza do Nascimento
Norberto Cornejo Noronha
Ricardo Duarte de Oliveira
Jeane Cruz Portela
Milson Evaldo Serafim
Marlen Barros e Silva
Sueli Rodrigues
Wilk Sampaio de Almeida
Margareth Lopes de Moraes
Nilton Curi
author_sort Marta Vasconcelos Ottoni
collection DOAJ
description ABSTRACT Soil saturated hydraulic conductivity (Ksat) and steady-state infiltration rate (SSIR) are essential and necessary soil properties for different geoscience applications. Values of these hydraulic properties for the Brazilian territory are difficult to access and are dispersed in research efforts carried out around the country. This study developed an easy-to-manipulate, freely accessible database of soil saturated hydraulic conductivity, comprising field and laboratory analyses, and steady-state infiltration rates for Brazilian soils. This database was named Ksat-SSIR-DB. One analysis of the Ksat-SSIR-DB aimed to evaluate its coverage in Brazilian territory and in different soil groups. Average values of these hydraulic properties were also presented for textural classes, with values compared to those reported in international literature, and for other groupings, such as soil class, land use class, and porosity class. The variability of Ksat data in these groupings and in their combinations were also analyzed. The Ksat-SSIR-DB showed broad national coverage, comprising a total of 2,579 records, corresponding to 409 sampling sites, with Ksat and/or SSIR data and other associated soil information. A significant difference was observed between Ksat values for the vast majority of Brazilian clayey and very clayey soils compared to soils from the same textural groups from temperate regions. The two groupings that presented the lowest variability in terms of Ksat standard deviation values were the combination of textural classes with soil classes at the second category level of SiBCS (Brazilian Soil Classification System), and porosity classes with soil classes at the second category level of SiBCS. The Ksat-SSIR-DB has enormous potential for developing and testing Ksat pedotransfer functions in Brazilian soils, serving as a reference source for different geoenvironmental applications and, in particular, for modeling land surface processes. It is open access and can be accessed at https://www.sgb.gov.br/ksat-ssir-dbbase-de-dados-de-condutividade-hidraulica-saturada-e-de-taxa-de-infiltracao-basica-emsolos-brasileiros, which also includes the python script for data analysis.
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language English
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publisher Sociedade Brasileira de Ciência do Solo
record_format Article
series Revista Brasileira de Ciência do Solo
spelling doaj-art-5387c7425ab447f19bc04a636787bffb2025-02-04T07:41:29ZengSociedade Brasileira de Ciência do SoloRevista Brasileira de Ciência do Solo1806-96572025-02-014910.36783/18069657rbcs20240003Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soilsMarta Vasconcelos Ottonihttps://orcid.org/0000-0002-2259-5848Wenceslau Geraldes Teixeirahttps://orcid.org/0000-0002-2010-6078Aline Mari Huf dos Reishttps://orcid.org/0000-0003-0193-2638Letícia Guimarães Pimentelhttps://orcid.org/0009-0006-7096-4405Luciana Rodrigues Souzahttps://orcid.org/0009-0002-2390-2878Jackson Adriano Albuquerquehttps://orcid.org/0000-0002-7387-0336Valdinar Ferreira Melohttps://orcid.org/0000-0002-7943-9969Karina Maria Vieira Cavalieri-Polizelihttps://orcid.org/0000-0003-1688-4106José Miguel Reicherthttps://orcid.org/0000-0001-9943-2898João Herbert Moreira Vianahttps://orcid.org/0000-0002-5872-4816Ademir Fontanahttps://orcid.org/0000-0001-7624-8676Lucas de Castro Medradohttps://orcid.org/0000-0001-6632-9624Glenio Guimarães Santoshttps://orcid.org/0000-0002-0271-9751Luís Gustavo Henriques do Amaralhttps://orcid.org/0000-0001-6907-3329Lúcia Helena Cunha dos Anjoshttps://orcid.org/0000-0003-0063-3521José Coelho de Araújo Filhohttps://orcid.org/0000-0002-8318-7418Silvio Barge Bheringhttps://orcid.org/0000-0002-0189-5905Gabrielle Fernandes de Britohttps://orcid.org/0000-0001-8987-3446Pedro Gomes de Campos do Vallehttps://orcid.org/0009-0003-9429-6921Pablo Nieto Camposhttps://orcid.org/0009-0001-1958-4830Adriana Monteiro da Costahttps://orcid.org/0000-0002-9866-7246Jean Dalmo de Oliveira Marqueshttps://orcid.org/0000-0002-8920-0919Alba Leonor da Silva Martinshttps://orcid.org/0000-0002-2900-3534Michele Bruna de Souza do Nascimentohttps://orcid.org/0000-0002-5912-8928Norberto Cornejo Noronhahttps://orcid.org/0000-0001-7216-8687Ricardo Duarte de Oliveirahttps://orcid.org/0000-0002-4993-0255Jeane Cruz Portelahttps://orcid.org/0000-0002-9207-5530Milson Evaldo Serafimhttps://orcid.org/0000-0002-2400-7712Marlen Barros e Silvahttps://orcid.org/0000-0003-1653-3015Sueli Rodrigueshttps://orcid.org/0000-0001-8249-2990Wilk Sampaio de Almeidahttps://orcid.org/0000-0001-5872-9484Margareth Lopes de Moraeshttps://orcid.org/0009-0008-8791-4564Nilton Curihttps://orcid.org/0000-0002-2604-0866ABSTRACT Soil saturated hydraulic conductivity (Ksat) and steady-state infiltration rate (SSIR) are essential and necessary soil properties for different geoscience applications. Values of these hydraulic properties for the Brazilian territory are difficult to access and are dispersed in research efforts carried out around the country. This study developed an easy-to-manipulate, freely accessible database of soil saturated hydraulic conductivity, comprising field and laboratory analyses, and steady-state infiltration rates for Brazilian soils. This database was named Ksat-SSIR-DB. One analysis of the Ksat-SSIR-DB aimed to evaluate its coverage in Brazilian territory and in different soil groups. Average values of these hydraulic properties were also presented for textural classes, with values compared to those reported in international literature, and for other groupings, such as soil class, land use class, and porosity class. The variability of Ksat data in these groupings and in their combinations were also analyzed. The Ksat-SSIR-DB showed broad national coverage, comprising a total of 2,579 records, corresponding to 409 sampling sites, with Ksat and/or SSIR data and other associated soil information. A significant difference was observed between Ksat values for the vast majority of Brazilian clayey and very clayey soils compared to soils from the same textural groups from temperate regions. The two groupings that presented the lowest variability in terms of Ksat standard deviation values were the combination of textural classes with soil classes at the second category level of SiBCS (Brazilian Soil Classification System), and porosity classes with soil classes at the second category level of SiBCS. The Ksat-SSIR-DB has enormous potential for developing and testing Ksat pedotransfer functions in Brazilian soils, serving as a reference source for different geoenvironmental applications and, in particular, for modeling land surface processes. It is open access and can be accessed at https://www.sgb.gov.br/ksat-ssir-dbbase-de-dados-de-condutividade-hidraulica-saturada-e-de-taxa-de-infiltracao-basica-emsolos-brasileiros, which also includes the python script for data analysis.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832025000100600&lng=en&tlng=entropical soilssoil hydraulic propertiesclass pedotransfer functions
spellingShingle Marta Vasconcelos Ottoni
Wenceslau Geraldes Teixeira
Aline Mari Huf dos Reis
Letícia Guimarães Pimentel
Luciana Rodrigues Souza
Jackson Adriano Albuquerque
Valdinar Ferreira Melo
Karina Maria Vieira Cavalieri-Polizeli
José Miguel Reichert
João Herbert Moreira Viana
Ademir Fontana
Lucas de Castro Medrado
Glenio Guimarães Santos
Luís Gustavo Henriques do Amaral
Lúcia Helena Cunha dos Anjos
José Coelho de Araújo Filho
Silvio Barge Bhering
Gabrielle Fernandes de Brito
Pedro Gomes de Campos do Valle
Pablo Nieto Campos
Adriana Monteiro da Costa
Jean Dalmo de Oliveira Marques
Alba Leonor da Silva Martins
Michele Bruna de Souza do Nascimento
Norberto Cornejo Noronha
Ricardo Duarte de Oliveira
Jeane Cruz Portela
Milson Evaldo Serafim
Marlen Barros e Silva
Sueli Rodrigues
Wilk Sampaio de Almeida
Margareth Lopes de Moraes
Nilton Curi
Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
Revista Brasileira de Ciência do Solo
tropical soils
soil hydraulic properties
class pedotransfer functions
title Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
title_full Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
title_fullStr Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
title_full_unstemmed Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
title_short Saturated hydraulic conductivity and steady-state infiltration rate database for Brazilian soils
title_sort saturated hydraulic conductivity and steady state infiltration rate database for brazilian soils
topic tropical soils
soil hydraulic properties
class pedotransfer functions
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832025000100600&lng=en&tlng=en
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